Inflatable bed



FIG. 1 is a perspective view of an inflatable bed showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan, view thereof.

The broken lines depict portions of the inflatable bed and form no part of the claimed design. 

CLAIM The ornamental design for inflatable bed, as shown and described. 